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Go Back   GSM-Forum > GSM & CDMA Phones / Tablets Software & Hardware Area > iPhone ,iPod & iPad (Apple Inc. Products) > iPhone, iPad, iPod Hardware Repair


iPhone, iPad, iPod Hardware Repair Hardware Repair discussions for iPhone, iPod , iPad & Apple Products, help, guides.

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Old 11-07-2018, 20:46   #1 (permalink)
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pro 12.9 2nd gen no audio or video play


Hi everyone,

Anyone experienced with an ipad pro 12.9 2nd gen not playing audio?
Has been icloud bypassed and new wifi chip.
Any idea why or where to look for faults? because there are no schematics........

Thanks in advance!
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Old 11-08-2018, 14:17   #2 (permalink)
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Quote:
Originally Posted by timvandenboo View Post
Hi everyone,

Anyone experienced with an ipad pro 12.9 2nd gen not playing audio?
Has been icloud bypassed and new wifi chip.
Any idea why or where to look for faults? because there are no schematics........

Thanks in advance!
I'll look around Nand and sram for solder balls.
The ipad pro has a lot of black under fill on almost every IC around Nand and CPU, SRam, but I might be wrong but there is no under fill on the audio IC.

I don't know which one it is, I know is a crystal IC, search google I remember seeing a post with description of all the components as a review.

If you have the Wifi only check near the wifi IC for any solder balls too.

One thing for sure is a DATA line since your iPad still booting without a problem.
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Old 11-15-2018, 12:17   #3 (permalink)
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hi there .

i have same problem with my ipad too.

after changing wifi and bypass recognized a shortcut and heated.

i found the cousing chip but cant get to replace it.

anyone to show a place to get this chip ?

https://drive.google.com/file/d/1GlF...ew?usp=sharing
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Old 11-19-2018, 12:27   #4 (permalink)
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Already reballed audio ic. (in my opinion it is the one 339s0084) I will post a picture asap.

Will try to get these ic's next to the wifi ic but i dont think the have anything to do with audio?.

So weird that the unit is working fine but not wit audio....... Will keep you updated guys? If anyone has any other suggestions please let me know.
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Old 04-05-2019, 08:57   #5 (permalink)
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Anyone solved the problem? Unit is still laying in the corner :P
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Old 04-05-2019, 10:15   #6 (permalink)
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Just found this need google translate.

https://vietfones.vn/forum/threads/i...ngoai.1610019/
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